Question

Overviev

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28/64 Marks
Expand and simplify (2x + 1)(x-2)(x + 3)
Question Progress

Answer 1

do the first 2 brackets first, which equals 2x^2+4x+x-2
then simply it, to get 2x^2+5x-2
then multiply it by the last bracket
(x+3)(2x^2+5x-2) to get 2x^3+5x^2-2x+6x^2+15x-6
simply it to get 2x^3+11x^2+13x-6

Answer 2

when you expand and simplify your answer should be 2x^3+3x^2–11x–6